High-fidelity sound source connecting line connector

Abstract

The utility model discloses a high-fidelity sound source connecting wire joint, which comprises a cable and a joint, the cable comprises a wire harness enclosed by a plurality of wire cores and a shielding layer coated on the outer wall of the wire harness, the joint comprises a male head and a PCB (printed circuit board) connected with the male head, the end part of the wire harness is connected with the PCB, the outer wall of the joint is provided with an anti-interference shell, and the outer wall of the anti-interference shell is provided with a shielding layer. The anti-interference shell is provided with a clamping groove, and the PCB is provided with a clamping part matched with the clamping groove; the rear end of the anti-interference shell can wrap the rear end of the wire harness, meanwhile, the connecting end of the wire harness and the shielding layer is provided with a shielding extending part, and the anti-interference shell wraps the shielding extending part and fixes the shielding extending part in a riveting mode. And the outer walls of the shielding extension part and the anti-interference shell are coated with insulating layers. The shielding extension part of the anti-interference shell is protected and riveted, so that seamless interference resistance between the wire harness and the PCB is realized, signal transmission stability is effectively improved, and high fidelity of a sound source is ensured.

Description

Technical Field

[0001] The utility model relates to the field of connectors, in particular to a high-fidelity audio source connecting line connector. Background Art

[0002] With the development of integrated video and audio connectors, how to ensure high fidelity of the audio source while ensuring stable video transmission is the key design point of existing designs.

[0003] However, in the actual design of existing HDMI connectors, an anti-interference shielding magnetic ring is generally set at one end of the data transmission line to absorb external interference signals and prevent interference caused by the signal transmission of the connecting line of the external signal; for example, Chinese patent 202223470287.3 sets an anti-static layer inside and cooperates with the anti-interference shielding magnetic ring, which can effectively prevent the generation of static electricity and avoid the occurrence of static electricity.

[0004] However, this structure still has the following problems: 1. There is a shielding blind spot at the connection end between the connector and the cable, which affects the high-fidelity transmission of the signal; 2. The connector part is generally a plastic shielding layer, and the anti-interference protection of the PCB board and electronic components is poor, and there is also the problem of assembly trouble. Utility Model Content

[0005] The main purpose of the utility model is to provide a high-fidelity audio source connecting line connector, aiming to solve the above technical problems.

[0006] To achieve the above object, the utility model provides a high-fidelity audio source connecting line connector, comprising:

[0007] A cable, comprising a wire harness surrounded by a plurality of wire cores and a shielding layer wrapped around an outer wall of the wire harness;

[0008] A connector, the connector comprising a male connector and a PCB board connected to the male connector, the end of the wiring harness is connected to the PCB board, an anti-interference shell is provided on the outer wall of the connector, the anti-interference shell is provided with a card slot, and the PCB board is provided with a card portion that matches the card slot;

[0009] The rear end of the anti-interference shell may cover the rear end of the wire harness, and the connecting end of the wire harness and the shielding layer is provided with a shielding extension part, and the anti-interference shell covers and fixes the shielding extension part by riveting;

[0010] The outer wall of the shielding extension part and the anti-interference housing is covered with an insulating layer.

[0011] In the actual design of the technical solution of the utility model, the shielding layer and the shielding extension are first used in combination to cover the wiring harness part, and then the shielding extension part of the anti-interference shell is riveted for protection, thereby achieving seamless anti-interference between the wiring harness and the PCB board, effectively improving the signal transmission stability, and ensuring the high fidelity of the sound source; at the same time, the card slots and card parts are respectively arranged on the anti-interference shell and the PCB board to facilitate the assembly of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a cross-sectional view of the utility model;

[0013] Figure 2 This is a schematic diagram of the utility model after the upper shell and the insulating layer are hidden;

[0014] Figure 3 This is a schematic diagram of the utility model after the insulating layer is hidden;

[0015] Figure 4 This is an exploded view of the utility model;

[0016] Figure 5 It is a three-dimensional schematic diagram of the utility model.

[0017] In the figure, 1 is a cable, 11 is a wire core, 12 is a wire harness, 21 is a shielding layer, 22 is a shielding extension part, 3 is a connector, 31 is a male connector, 32 is a PCB board, 4 is a wire clamp, 41 is a positioning groove, 5 is an anti-interference shell, 51 is an upper shell, 52 is a lower shell, 53 is a positioning part, 54 is a closed-loop riveting part, 6 is an insulating layer, 61 is a plastic mesh tail, 62 is an outer cover, 63 is a positioning seat, 71 is a snap-fit ​​groove, 72 is a hook, 81 is a slot, and 82 is a snap-fit ​​part. DETAILED DESCRIPTION

[0018] The following will be combined with the accompanying drawings to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] It should be noted that if the embodiments of the present invention involve directional indications (such as up, down, left, right, front, back, top, bottom, inside, outside, vertical, horizontal, longitudinal, counterclockwise, clockwise, circumferential, radial, axial...), then the directional indication is only used to explain the relative position relationship, movement status, etc. between the components in a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0020] In addition, if there are descriptions involving "first" or "second" etc. in the embodiments of the utility model, the descriptions of "first" or "second" etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" or "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in the field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the utility model.

[0021] like Figures 1 to 5 As shown, a high-fidelity audio source connecting line connector includes:

[0022] A cable 1, wherein the cable 1 comprises a wire harness 12 surrounded by a plurality of wire cores 11 and a shielding layer 21 coated on an outer wall of the wire harness 12;

[0023] A connector 3, wherein the connector 3 comprises a male connector 31 and a PCB board 32 connected to the male connector 31, the end of the wiring harness 12 is connected to the PCB board 32, an anti-interference housing 5 is provided on the outer wall of the connector 3, the anti-interference housing 5 is provided with a card slot, and the PCB board 32 is provided with a card portion 82 matched with the card slot 81;

[0024] The rear end of the anti-interference housing 5 may cover the rear end of the wire harness 12, and the connecting end of the wire harness 12 and the shielding layer 21 is provided with a shielding extension part, and the anti-interference housing covers and fixes the shielding extension part by riveting;

[0025] The outer wall of the shielding extension portion and the anti-interference housing 5 is covered with an insulating layer 6 .

[0026] In the actual design, the shielding layer 21 and the shielding extension part 22 are first used in combination to cover part of the wiring harness 12, and then the anti-interference shell shielding extension part 22 is riveted for protection, thereby achieving seamless anti-interference between the wiring harness 12 and the PCB board 32, effectively improving the signal transmission stability and ensuring the high fidelity of the sound source; at the same time, card slots and card parts are respectively provided on the anti-interference shell and the PCB board 32 to facilitate the assembly of the product.

[0027] Specifically, the insulating layer 6 and the anti-interference housing are integrally injection-molded and extend from the rear end of the connector 3 to the position of the shielding extension portion, thereby achieving anti-swaying and waterproof effects for the wiring harness 12 .

[0028] More specifically, the anti-interference shell 5 includes an upper shell 51 and a lower shell 52, the rear end of the lower shell 52 is extended with a positioning portion 53, the positioning portion 53 extends to the shielding extension portion, the rear end of the upper shell 51 is extended with a closed-loop riveting portion 54, the closed-loop riveting portion 54 can cover the outer wall of the positioning portion 53 and the shielding extension portion, thereby playing an anti-swaying and riveting role on the wiring harness 12, and ensuring the anti-pulling effect of the wiring harness 12.

[0029] Furthermore, the shielding extension portion extends into the anti-interference housing 5 , further reducing the influence of external interference signals on the wiring harness 12 , the PCB board 32 and the connector 3 .

[0030] In the embodiment of the utility model, the upper shell 51 and the lower shell 52 are respectively provided with a hook 72 and a snap-fitting groove 71 which cooperate with each other, so as to facilitate the installation of the anti-interference housing 5. Specifically, the snap-fitting groove 71 and the hook 72 can be swapped.

[0031] Specifically, the insulating layer includes a plastic mesh tail 61 and an outer cover 62 . The plastic mesh tail 61 is integrally injection-molded with the closed-loop riveting portion 54 , thereby fixing the wiring harness 12 and the anti-interference housing.

[0032] More specifically, the outer cover 62 can be detachably installed on the anti-interference housing, and the front end of the male head 31 is provided with a positioning seat 63 that matches the outer cover 62. The front end of the outer cover 62 can be hooked on the positioning seat 63, for example, by using a convex and groove matching method.

[0033] In the embodiment of the utility model, a wire clamp 4 is provided at the rear end of the PCB board 32 , and the wire core 11 passes through the positioning groove 41 of the wire clamp 4 and is then welded to the PCB board 32 .

[0034] Furthermore, the positioning grooves 41 are provided in two rows, upper and lower.

[0035] The above description is only a preferred embodiment of the utility model, and does not limit the patent scope of the utility model. All equivalent structural changes made by using the contents of the utility model specification and drawings under the utility model concept, or directly / indirectly used in other related technical fields are included in the patent protection scope of the utility model.

Claims

1. A high-fidelity audio source connecting line connector, characterized in that: include: A cable, comprising a wire harness surrounded by a plurality of wire cores and a shielding layer wrapped around an outer wall of the wire harness; A connector, the connector comprising a male connector and a PCB board connected to the male connector, the end of the wiring harness is connected to the PCB board, an anti-interference shell is provided on the outer wall of the connector, the anti-interference shell is provided with a card slot, and the PCB board is provided with a card portion that matches the card slot; The rear end of the anti-interference shell may cover the rear end of the wire harness, and the connecting end of the wire harness and the shielding layer is provided with a shielding extension part, and the anti-interference shell covers and fixes the shielding extension part by riveting; The outer wall of the shielding extension part and the anti-interference housing is covered with an insulating layer.

2. The high-fidelity audio source connecting cable connector according to claim 1, characterized in that: The insulating layer and the anti-interference housing are integrally injection-molded and extend from the rear end of the connector to the position of the shielding extension portion.

3. The high-fidelity audio source connecting cable connector according to claim 1, characterized in that: The anti-interference shell includes an upper shell and a lower shell, a positioning portion is extended from the rear end of the lower shell, the positioning portion extends to the shielding extension portion, and a closed-loop riveting portion is extended from the rear end of the upper shell, and the closed-loop riveting portion can cover the outer walls of the positioning portion and the shielding extension portion.

4. The high-fidelity audio source connecting cable connector according to claim 1, characterized in that: The shielding extension portion extends into the anti-interference housing.

5. The high-fidelity audio source connecting cable connector according to claim 3, characterized in that: The upper shell and the lower shell are respectively provided with a clamping groove and a clamping hook which cooperate with each other.

6. The high-fidelity audio source connecting cable connector according to claim 3, characterized in that: The insulating layer comprises a plastic mesh tail and an outer cover, and the plastic mesh tail is integrally injection-molded on the closed-loop riveting part.

7. The high-fidelity audio source connecting cable connector according to claim 6, characterized in that: The outer cover can be detachably mounted on the anti-interference housing, the front end of the male head is provided with a positioning seat matched with the outer cover, and the front end of the outer cover can be hooked on the positioning seat.

8. The high-fidelity audio source connecting cable connector according to claim 1, characterized in that: A wire clamp is arranged at the rear end of the PCB board, and the wire core passes through the positioning groove of the wire clamp and is then welded to the PCB board.

9. The high-fidelity audio source connecting cable connector according to claim 8, characterized in that: The positioning grooves are arranged in two upper and lower rows.

Images